package com.itheima.servlet;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.io.PrintWriter;

@WebServlet("/ListStudentServlet")
public class ListStudentServlet extends HttpServlet {
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        //创建字符流输入对象
        BufferedReader br = new BufferedReader(new FileReader("d:/stu.txt"));

        //将数数据响应给浏览器
        response.setContentType("text/html;charset=UTF-8");
        //获取输入流对象
        PrintWriter pw = response.getWriter();
        //循环读取文件中的数据
        String line;
        while ((line = br.readLine()) !=null){
            pw.write(line + "<br>");
        }
    }

    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        doPost(request, response);
    }
}
